The Case IH 663557R91GV is a genuine OEM bearing cone designed for various Case IH and International Harvester agricultural and industrial tractors. This precision-engineered component ensures smooth operation and durability within critical machinery systems. With an inner diameter of 25.4 mm, an outer diameter of 50.8 mm, and a width of 14.288 mm, it provides an exact fit for specified models, maintaining optimal machine performance and extending equipment lifespan.